This is a log of user-block/unblock actions. Auto-blocked IP addresses are not listed here but can be found via this tool. See the block list for the list of currently operational blocks. See Wikidata:Blocking policy for further details.

You may enter the name of blocking/unblocking administrator and/or the user or IP who was blocked/unblocked.

Performer is the name of the admin, without any prefix

Target is the name of the user, IP or IP range, written with the prefix "User:"